We also have Docker containers being integrated into system such as Ubuntu with Snappy. I also suggest checking out Deepin Linux. I am waiting for 2015 version as there were a couple of bugs in their system they are working out.

Note: Flash is basically dead with Firefox and Chrome making the transition to remove it. That means video is switching to HTML5. I don’t know if you get the same screen tearing with HTML5, but it seems like a good thing.